312 CDUS41 KPHI 210547 CLIILG CLIMATE REPORT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 147 AM EDT SUN SEP 21 2025 ................................... ...THE WILMINGTON DE CLIMATE SUMMARY FOR SEPTEMBER 20 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1894 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 80 1:45 PM 93 1983 77 3 84 MINIMUM 63 11:58 PM 40 1920 58 5 60 AVERAGE 72 68 4 72 PRECIPITATION (IN) YESTERDAY 0.00 2.49 1938 0.16 -0.16 0.00 MONTH TO DATE 0.77 2.87 -2.10 0.17 SINCE SEP 1 0.77 2.87 -2.10 0.17 SINCE JAN 1 31.97 33.23 -1.26 36.83 SNOWFALL (IN) YESTERDAY 0.0 0.0 1894 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE SEP 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 2 -2 0 MONTH TO DATE 0 10 -10 6 SINCE SEP 1 0 10 -10 6 SINCE JUL 1 1 11 -10 8 COOLING YESTERDAY 7 4 3 7 MONTH TO DATE 117 124 -7 89 SINCE SEP 1 117 124 -7 89 SINCE JAN 1 1245 1175 70 1268 ................................................................... WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (50) HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (50) AVERAGE WIND SPEED 10.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 78 11:00 PM LOWEST 45 12:00 PM AVERAGE 62 .......................................................... THE WILMINGTON DE CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 77 97 1895 MINIMUM TEMPERATURE (F) 58 37 1956 SUNRISE AND SUNSET SEPTEMBER 21 2025.....SUNRISE 6:49 AM EDT SUNSET 7:01 PM EDT SEPTEMBER 22 2025.....SUNRISE 6:50 AM EDT SUNSET 6:59 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$